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West Nile virus case in United Counties of Leeds and Grenville, Ontario, September, 2021

Ontario Ministry of Agriculture, Food and Rural Affairs (OMAFRA)
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A case of West Nile virus has been reported in a nine-year-old mare in the United Counties of Leeds and Grenville in Ontario. The horse was unvaccinated. The horse showed colic, fever, paddling, and recumbency and was euthanized.